13620074747412 has 192 divisors, whose sum is σ = 37689731702784. Its totient is φ = 3747687989760.

The previous prime is 13620074747399. The next prime is 13620074747417. The reversal of 13620074747412 is 21474747002631.

13620074747412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13620074747412² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13620074747417) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 132204073 + ... + 132307055.

It is an arithmetic number, because the mean of its divisors is an integer number (196300685952).

Almost surely, 2^{13620074747412} is an apocalyptic number.

13620074747412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13620074747412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18844865851392).

13620074747412 is an abundant number, since it is smaller than the sum of its proper divisors (24069656955372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13620074747412 is a wasteful number, since it uses less digits than its factorization.

13620074747412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103598 (or 103596 counting only the distinct ones).

The product of its (nonzero) digits is 1580544, while the sum is 48.

The spelling of 13620074747412 in words is "thirteen trillion, six hundred twenty billion, seventy-four million, seven hundred forty-seven thousand, four hundred twelve".